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ืฉื™ืžื•ืฉ ื‘ื“ื•ื’ืžืื•ืช ื”ื•ื‘ืœืช ื“ื™ื•ืŸ ื›ื™ืชืชื™ ืœืจื•ื˜ื™ื ื•ืช ื”ื’ื“ื•ืœื•ืช ืื ื—ื ื• ืงื•ืจืื™ื ืœืคืขืžื™ื ืคืจืงื˜ื™ืงื•ืช
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โ€Žื“ืœืชื•ืŸ ื”ื•ื ืžืจื•ื‘ืขโ€Ž,โ€Ž โ€Žืฉื‘ื• ืฉื ื™ ื–ื•ื’ื•ืช ื ืคืจื“ื™ืโ€Ž โ€Žโ€Žืฉืœ ืฆืœืขื•ืช ืกืžื•ื›ื•ืช ืฉื•ื•ืชโ€Ž. โ€Žโ€Žืœืคื™ ื”ื”ื’ื“ืจื” ื–ื” ื“ืœืชื•ืŸโ€Ž, โ€Žโ€Žืื‘ืœ ืื ื™ ื™ื•ื“ืขืช ืฉื–ื” ืœืโ€Ž.
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?ื–ื•ื›ืจื™ื ืืช ืžืขื™ื™ืŸ ืฉืคื’ืฉื ื• ื‘ื—ืœืง ื”ืงื•ื“ื ืœืคื ื™ ืฉื”ื•ื ืžื ื” ื‘ืขืฆืžื• ืืช ื”ืงื•ื‘ื™ื•ืช ื”ื“ื’ืžืชื™ ืœื• ืื™ืš ืœื‘ืฆืข ื”ืœื™ืš ื”ืฉื•ื•ืืช ื›ืžื•ื™ื•ืช
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โ€Žโ€Žืฆืจื™ืš ืคืฉื•ื˜ ืœื”ื—ืœื™ื˜โ€Ž, โ€Žื•ื‘ืžืชืžื˜ื™ืงื” ื”ื”ื’ื“ืจื”โ€Ž โ€Žโ€Žื”ื™ื ื–ื• ืฉืงื•ื‘ืขืชโ€Ž. โ€Žืœืžืฉืœ ื”ื”ื’ื“ืจื” ืฉืœ ื“ืœืชื•ืŸ ื›ื•ืœืœืชโ€Ž โ€Žืืช ื›ืœ ื”ืชื ืื™ื ืฉืฆื•ืจื” ืฆืจื™ื›ื” ืœืงื™ื™ืโ€Ž
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ื—ื‘ืจืชื™ื™ื ืฉื•ื ื™ื ื‘ื™ืŸ ื”ืชืœืžื™ื“ื™ื ื›ืขืช ื ืขื‘ื•ืจ ืœื—ืœืง ื”ื˜ื›ื ื™ ืฉืœ ืชื›ื ื•ืŸ ื—ื™ืœืงื ื•
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ืื™ืŸ ืœื ื• ืื™ืš ืœื”ืกื‘ื™ืจ ืืช ื–ื” ืชื—ืฉื•ื‘ ืื™ืš ืœื”ืกื‘ื™ืจ ื›ื™ ื”ื—ืžืฉ ื™ื•ืชืจ ื’ื“ื•ืœ ืžื”ืฉืชื™ื™ื
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ืœืคื ื™ ืฉื ืชื—ื™ืœ ืœื”ืชืขืžืง ื‘ืจืขื™ื•ืŸ ืฉืœ ืจื•ื˜ื™ื ื” ื ืฉื•ื—ื— ืจื’ืข ืขืœ ื”ืคืขื™ืœื•ืช ื”ืžืงื“ื™ืžื” ืฉื”ืชื‘ืงืฉืชื ืœื‘ืฆืข
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ื”ืžืคื•ืจื˜ื™ื ืžืฉืžืืœ ื›ืœื•ืžืจ :ื”ืฆื’ืช ืฉืืœื” ืžืชื‘ืฆืขืช ื‘ืฉื ื™ ืฆืขื“ื™ื
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ืžื–ื•ื•ื™ืช ืื—ืจืช ื”ื•ืจืื” ืžืขื•ื“ื“ืช ื—ืงื™ืจื” ืขืœ ืคื™ ืžื•ื“ืœ ืฉืง"ื“ ืื‘ืœ ืœืคื™ ื–ื” ื’ื“ืœ ื›ืœ ืคืขื ื‘ืืจื‘ืข
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ืœืžืขืฉื”, ื‘ืฆืคื™ื™ื” ืจืืฉื•ื ื™ืช ืฉืœ ื”ืกืจื˜ื•ืŸ ืฉืœ ืžืขื™ื™ืŸ ืจื•ื‘ื ื• ื ื•ื˜ื™ื ืœืจืื•ืช ืžื” ื”ื™ืœื“ ืœื ืขื•ืฉื”
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ืืกื™ื™ื ื‘ืžื‘ื˜ ื—ื˜ื•ืฃ ืขืœ ืฉื ื™ื™ื ืžืชื•ืš ื”ืืชื’ืจื™ื ื”ืจื‘ื™ื ืฉืื™ืชื ืžืชืžื•ื“ื“ืช ื”ืžื•ืจื”
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ืœื”ืงืฉื™ื‘, ืœืฉืื•ืœ ืืช ื”ืชืœืžื™ื“ื™ื ืฉืืœื•ืช ืžืกื•ื’ ืžืกื•ื™ื ื•ืœื”ื’ื™ื‘ ื‘ื“ืจื›ื™ื ืžืกื•ื™ืžื•ืช ืœืืžื™ืจื•ืช ื”ืชืœืžื™ื“ื™ื
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ื•ืœื›ืŸ, ื”ืชื•ืฆืื” ืฉืœ ื›ืคืœ ื—ื™ื•ื‘ื™ ื‘ืฉืœื™ืœื™, ืชืžื™ื“ ืชืžื™ื“ ืชื”ื™ื” ืžืกืคืจ ืฉืœื™ืœื™
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ืœื ื‘ื“ื™ื•ืง ืื ืื ื™ ืจื•ืฆื” ืฉื”ื”ืฉืชืชืคื•ืช ืฉืœ ื”ืชืœืžื™ื“ื™ื ืชื”ื™ื” ืžื™ื˜ื‘ื™ืช ืื– ื—ืฉื•ื‘ ืœื™ ืœืฉื™ื ืขืœ ื”ืฉื•ืœื—ืŸ ืืช ื›ืœ ื”ืจืขื™ื•ื ื•ืช ื”ืžืชืžื˜ื™ื™ื
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7,864.013672
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ืจืง ืœื”ื–ื›ื™ืจ, ืจืื™ืชื ืกืจื˜ื•ืŸ ืงืฆืจ ื•ื‘ื• ื›ื™ืชื” ื‘ื—ื˜ื™ื‘ื” ืขืœื™ื•ื ื” ื”ืœื•ืžื“ืช ืขื ื”ืžื•ืจื” ืื‘ื™ื˜ืœ
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ื•ืœืื—ืจ ืžื›ืŸ, ื”ื ื”ืชื‘ืงืฉื• ืœื ืกื— ื›ืœืœ ืœื”ื’ื™ืข ืœื”ื›ืœืœื” ืฉื–ื•ื”ื™ ื”ื–ื“ืžื ื•ืช ืฉืžื—ื™ื™ื‘ืช ืขืฉื™ื™ื” ื—ืงื™ืจืชื™ืช
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ื›ืœื•ืžืจ, ืื ื—ื ื• ืจื•ืื™ื ื›ืืŸ ืžืงืจื” ืžื•ื‘ื”ืง ืฉืœ ืขืฆื™ืจื” ื•ืžืฉื‘ืจ ื‘ืžืขื‘ืจ ืžืฉื™ื— ืขืœ ืžืกืคืจื™ื ื˜ื‘ืขื™ื™ื
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ื”ืื ื”ืŸ ืžืขื•ื“ื“ื•ืช ืฉื™ื— ืžื—ื•ื™ื‘? ืื ื›ืŸ, ืื™ื–ื” ืกื•ื’ ืฉืœ ืืžื™ืจื” ื–ื•? ืขืœ ืคื™ ื”ืงื˜ื’ื•ืจื™ื” ืฉื‘ื˜ื‘ืœื”
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ื”ืชืคืฉื˜ื” ืœื›ืœ ื—ืœืงื” ื˜ื•ื‘ื” ื‘ืฉืœื‘ ื–ื” ื›ื‘ืจ ื”ื™ื” ืžืื•ื—ืจ ืžื“ื™ ืœืกื™ื™ืข ืœืขื™ื“ื™ืช
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ื–ื” ืžื•ื‘ื™ืœ ืื•ืชื™ ืืœ ื”ืืชื’ืจ ื”ืฉื ื™ ื–ื” ืฉื’ื•ืจื ืœื ืžืขื˜ ื›ืื‘ ืจืืฉ ืœืžื•ืจื™ ืžื•ืจื™ื ื•ืœืžื•ืจื™ื ืขืฆืžื
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ื•ืœื™ืฆื•ืจ ื™ื“ืข ื—ื“ืฉ ื”ืžืฉื™ืžื” ืฉื”ื™ื™ืชื” ืœื›ื ื”ืชื™ื™ื—ืกืชื ืœื”ื™ื‘ื˜ื™ื ืฉื•ื ื™ื ืฉืงืฉื•ืจื™ื ืœืชืงืฉื•ืจืช ืฉื‘ื™ืŸ ื”ืžื•ืจื” ื•ื”ืชืœืžื™ื“ื™ื
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ืื– ื—ืžืฉ ืžืื•ืช ื•ืฉืฉ ื—ืžืฉ ืžืื•ืช ื•ืฉืฉ ืื•ืงื™ื™ - ืื– ื–ื” ื ื›ื•ืŸ, ื ื›ื•ืŸ?
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6,598.979492
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ืื‘ืœ ื‘ื”ืจืฆืื” ื”ื–ื• ืœื ื ืขืžื™ืง ื‘ื›ืš ื”ืขื ื™ื™ืŸ ื”ื•ื, ืฉื‘ื›ืœ ืฉืœื‘ ืฉืœ ื›ื ื™ืกื” ืœืฉื™ื— ืžืชืžื˜ื™ ื—ื“ืฉ
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ืคืœื•ืก ืฉืชื™ื™ื ื™ื•ืฆื ื’ื ืฉืฉ ื–ื” ืื•ืชื• ื“ื‘ืจ! ื ื›ื•ืŸ ืžืื•ื“, ืื‘ืœ ืขื›ืฉื™ื• ืื™ืš ืชื“ืข
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ืื‘ืœ ืื ื ืขืžื™ืง ื‘ื“ื‘ืจื™ื, ื ื•ื›ืœ ืœืจืื•ืช ืฉื™ืฉ ื›ืืŸ ืขื“ื•ื™ื•ืช ืจื‘ื•ืช ื’ื ืื ืกืžื•ื™ื•ืช ื‘ืžืงืฆืช, ืœืขื™ืฆื•ื ืฉืœ ืฉื‘ืจื™ื
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ืžื–ื•ื•ื™ืช ืื—ืจืช ืœืžื™ื“ื” ื›ืชื”ืœื™ืš: ืžืจื™ื˜ื•ืืœ ืœื—ืงื™ืจื” ืชื’ื™ื“ ืœื ื• ืื™ืคื” ื™ืฉ ื™ื•ืชืจ
0
8,061.995605
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16,000
from_another_angle-_mathematics_teaching_practices
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?ืžื” ืื ื™ ืœื•ืžื“ืช ืžื“ื•ื’ืžื” ื–ื• ืืชื—ื™ืœ ื“ื•ื•ืงื ื‘ืชืžืœื™ืœื™ื ืžื“ื™ื•ื ื™ ื”ืžืœื™ืื” ื”ืชืžืœื™ืœื™ื ื”ืืœื” ืฉืงืจืืชื ื”ื ื‘ืจื™ ื”ืฉื•ื•ืื”
9
7,253.990723
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16,000
from_another_angle-_mathematics_teaching_practices
93
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ื•ืืœื” ื™ืขืฆื™ืžื• ื‘ื”ื“ืจื’ื” ืืช ื”ืฉื•ื ื™ ื‘ืชื”ืœื™ื›ื™ ื”ืœืžื™ื“ื” ืฉืœื”ื
53
6,195.986328
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16,000
from_another_angle-_mathematics_teaching_practices
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ื•ื—ืฉื‘ื ื• ืขืœ ืืจื‘ืขื” ื”ืœื™ื›ื™ื, ืฉื›ืœ ืื—ื“ ืžื”ื ื”ื•ื ื“ื•-ืฉืœื‘ื™, ื•ื“ื™ื‘ืจื ื• ืขืœ ื–ื” ืงื•ื“ื
75
5,154.98877
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from_another_angle-_mathematics_teaching_practices
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ื›ืฉืจืื™ื ื• ื‘ื—ืœืง ืฉืงืจืื ื• ืœื• ื ืฉืืœ ืื—ืจื™ ืฉืืชื ื™ื•ื“ืขื™ื ืืžืจื• ืœืžื•ืจื” ืฉืžืฆืื• ืฉื”ืืงืก ื’ื“ืœ
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7,000
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from_another_angle-_mathematics_teaching_practices
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ืื ื™ ืœื ื™ื›ื•ืœื” ืœื‘ื“ื•ืง ืžื”ืœืš ืœื•ื’ื™ ืฉืžืกืชืžืš ืขืœ ื”ืฉื™ื— ืขืœ ืžืกืคืจื™ื ืžืžืฉื™ื™ื ื•ืžืขื‘ื™ืจ ืื•ืชื ื• ืœืฉื™ื— ืขืœ ื”ืžืจื•ื›ื‘ื™ื
6
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from_another_angle-_mathematics_teaching_practices
90
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ืฉื™ื”ืคื›ื• ืืช ื—ื•ื•ื™ืช ื”ืœืžื™ื“ื” ืฉืœื›ื ืœืขืžื•ืงื” ื•ืœืžืฉืžืขื•ืชื™ืช ื™ื•ืชืจ. ื•ื’ื, ืœื—ื‘ืจืชื™ืช ื™ื•ืชืจ.
9
5,946.983887
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16,000
from_another_angle-_mathematics_teaching_practices
70
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ืื‘ืœ ื›ื“ื™ ืœื”ื‘ื™ืŸ ื–ืืช ื™ื•ืชืจ, ืฆืจื™ืš ืงื•ื“ื ื›ืœ ืœื”ื™ื›ื ืก ื™ื•ืชืจ ืœืขื•ืžืง ืœืชื”ืœื™ืš ื”ื–ื” ืฉื ืงืจื ืชื”ืœื™ืš ื”ืขื™ืฆื•ื
10
6,659.002441
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16,000
from_another_angle-_mathematics_teaching_practices
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ืžื’ื™ืขื™ื ืœืžื™ื ื•ืก ืฉืชื™ื ืขืฉืจื”, ื•ื–ืืช ื”ืชืฉื•ื‘ื” ื”ื ื›ื•ื ื” ืชืงืฉื™ื‘ื• ื˜ื•ื‘, ื”ื—ื•ืง ืฉืงื•ื‘ืข ืœื ื• ื”ื•ื ืœื ืžื™ ื”ืžืกืคืจ ื”ื’ื“ื•ืœ
29
6,075.01123
he
16,000
from_another_angle-_mathematics_teaching_practices
92
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ื›ืœื•ืžืจ, ืขืฆืžื™ื ื“ื™ืกืงื•ืจืกื™ื‘ื™ื™ื ืงื™ื™ืžื™ื ืจืง ื‘ืชืงืฉื•ืจืช ืื• ืœืฆื•ืจื›ื™ ืชืงืฉื•ืจืช
23
5,268.004395
he
16,000
from_another_angle-_mathematics_teaching_practices
60
9
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ืื– ืื™ื–ื” ื’ื•ืจืžื™ื ืงืฉื•ืจื™ื ืœื™ืจื™ื“ื” ?ื‘ืจืžืช ื”ื—ืฉื™ื‘ื” ืฉืœ ื”ืชืœืžื™ื“ื™ื ืื ื”ืžื•ืจื” ืœื ื ื•ืชื ืช ืœืชืœืžื™ื“ื™ื ืžืกืคื™ืง ื–ืžืŸ ื›ื“ื™ ืœื”ืชืžื•ื“ื“ ืขื ื”ื™ื‘ื˜ื™ื ืฉืœ ื”ืžืฉื™ืžื”
94
9,278.004883
he
16,000
from_another_angle-_mathematics_teaching_practices
122
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ื’ื ืื ื™ ืขื•ืฉื” ื–ืืช ื›ืš ื‘ื”ื“ืจื’ื”, ืชื•ืš ื‘ื™ืฆื•ืข ื”ืžื•ืŸ ืคืขื™ืœื•ื™ื•ืช ื—ื™ืงื•ื™ ื›ืืœื• ื”ื™ืœื“ื” ืื• ื”ืชืœืžื™ื“ื” ืžืชื—ื™ืœื™ื ืœื”ื’ื™ืข ืœื ืจื˜ื™ื‘ื™ื ืžืงื•ื‘ืœื™ื
61
9,328.979492
he
16,000
from_another_angle-_mathematics_teaching_practices
109
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ื•ื”ืคืขื™ืœื• ืžืขื˜ ืžืื•ื“ ืฉื™ืงื•ืœ ื“ืขืช ืื‘ืœ ื–ื” ืœื ืฉื”ื ื”ืชืงืฉื• ื‘ื‘ื™ืฆื•ืข ื”ืคืขื•ืœื•ืช ื›ื™ ื‘ืขืฆื ื”ื ื”ื™ื• ื‘ืขืœื™ืžื” ืœื”ื’ื“ืจืช ื”ืžืกืคืจ ื”ืžืจื•ื›ื‘
35
8,899.001953
he
16,000
from_another_angle-_mathematics_teaching_practices
103
20
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ื”ื ื” ื“ื•ื’ืžื” ืœืฉืืœื” ื›ื–ื• ื›ืฉื”ื™ื ื ื™ืชื ืช ื‘ื‘ื™ืช ืกืคืจ ื™ืกื•ื“ื™ ืื• ืฉืืœื” ื›ื–ืืช, ืฉื ื™ืชื ืช ื‘ื›ื™ืชื” ื—' ืฉื‘ื” ื”ืชืœืžื™ื“ื™ื ื›ื‘ืจ ืžื›ื™ืจื™ื ืืช ื”ืžื•ืฉื’ ืฉืœ ืขืจืš ืžื•ื—ืœื˜
63
10,197.006836
he
16,000
from_another_angle-_mathematics_teaching_practices
122
24
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ืื ื—ื ื• ืขื•ืœื™ื ื‘ืžื“ืจื’ื•ืช, ืžื•ื ื™ื: ืื—ืช, ืฉืชื™ื™ื, ืฉืœื•ืฉ, ืืจื‘ืข ื•ื‘ืกื•ืฃ ืžื’ื™ืขื™ื ืœืžื™ืœื” "ืืจื‘ืข"
34
6,950
he
16,000
from_another_angle-_mathematics_teaching_practices
76
12
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ืืš ื”ืฉืคืขืชื” ืฉืœ ืจื•ื˜ื™ื ื” ืื™ื ื” ื‘ื”ื›ืจื— ืคืจื•ืคื•ืจืฆื™ื•ื ื™ืช ืœื’ื•ื“ืœื”
46
5,522.993164
he
16,000
from_another_angle-_mathematics_teaching_practices
50
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ื”ืกืจื’ืœ ื”ืขืœื™ื•ืŸ ื™ืจืื” ืœื›ื ืืช ื™ื—ื™ื“ื•ืช ื”ืœื™ืžื•ื“ ื”ืฉื•ื ื•ืช. ืชืžืฆืื• ื‘ื”ืŸ ืกืจื˜ื•ื ื™ื,
4
5,170
he
16,000
from_another_angle-_mathematics_teaching_practices
65
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ื•ืœื ืกื•ืช ืœืงื“ื ืืช ื”ืจืขื™ื•ื ื•ืช ืฉืœื”ื ืื™ืš ื ื“ืข ืฉื”ืฉื™ื— ื‘ื›ื™ืชื” ืžื—ื•ื™ื‘ ืœืงื”ื™ืœืช ื”ืœื•ืžื“ื™ื
22
6,554.98877
he
16,000
from_another_angle-_mathematics_teaching_practices
69
12
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ื”ื‘ื™ืฆื•ืข ื”ืจืืฉื•ื ื™ ื™ื”ื™ื” ื‘ื“ืจืš ื›ืœืœ ืจื™ื˜ื•ืืœื™ ื‘ื”ืžืฉืš, ื‘ื”ื™ื ืชืŸ ื”ื–ื“ืžื ื•ื™ื•ืช ืœืžื™ื“ื” ืžืชืื™ืžื•ืช ื”ื‘ื™ืฆื•ืข ื™ื”ื™ื” ื—ืงื™ืจืชื™ ื™ื•ืชืจ
110
8,182.993164
he
16,000
from_another_angle-_mathematics_teaching_practices
98
15
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ืกื“ืจืช ื”ื•ืจืืช ืœื‘ื™ืฆื•ืข ื›ืžื• ื–ื• ืฉืจืื™ืชื ื‘ืกื›ืžื” ืฉื‘ื” ื”ื™ืฆื’ืชื™ ืืช ื”ืจื•ื˜ื™ื ื” ืฉืœ ื”ืžื•ืจื” ืื‘ื™ื˜ืœ
86
7,969.002441
he
16,000
from_another_angle-_mathematics_teaching_practices
74
14
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ืžื™ื ื•ืก ืื—ื“, ืฉื–ื” ื—ืฅ ืื—ื“ ืฉืžืืœื” ื•ื”ื’ืขืชื™...ืœืฉืœื•ืฉ
13
6,054.013672
he
16,000
from_another_angle-_mathematics_teaching_practices
42
7
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ื•ืœื“ืจืš ืฉื‘ื” ืขื‘ื“ื• ืขื ื”ืชืœืžื™ื“ื™ื ืขืœ ื”ืžืฉื™ืžื” ื”ื—ื•ืงืจื™ื ื‘ื—ืจื• ืœื‘ื—ื•ืŸ ืืช ืื•ืคื™ ื”ืžืฉื™ืžื•ืช ืฉืขืœื™ื”ืŸ ืขื‘ื“ื• ื‘ืฉื™ืขื•ืจื™ื ื”ืฉื•ื ื™ื
12
8,910
he
16,000
from_another_angle-_mathematics_teaching_practices
99
17
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ืืœื” ืฉืžืชืžืงื“ื™ื ื‘ืฉื™ื— ื”ืžื•ื›ืจ ื›ื™ ื‘ืขืฆื, ืืช ืžืฆื™ืคื” ื›ืืŸ ื›ืœืœื™ื ื•ืืช ื”ื›ืœืœื™ื ืฉืœ ื”ืžืฉื•ื•ืื” ื”ืจื™ื‘ื•ืขื™ืช ืื™ืŸ ืคืชืจื•ืŸ ืขื ื”ื“ื™ืกืงืจื™ืžื™ื ื ื˜ื” ื”ืฉืœื™ืœื™ืช
19
9,186.984375
he
16,000
from_another_angle-_mathematics_teaching_practices
117
20
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ื”ืžืงื•ื ื”ืจืืฉื•ืŸ ื”ื•ื ื‘ืžื”ืœืš ื”ืฆื’ืช ื”ืžืฉื™ืžื” ืื ื”ืžื•ืจื” ืชื“ื’ื™ืฉ ื”ื™ื‘ื˜ื™ื ืคืจื•ืฆื“ื•ืจืœื™ื™ื, ื›ืœื•ืžืจ ืชื“ื’ื™ืฉ ืžื” ื”ืชืœืžื™ื“ื™ื ืฆืจื™ื›ื™ื ืœืขืฉื•ืช
90
9,437.981445
he
16,000
from_another_angle-_mathematics_teaching_practices
106
17
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ืœืคื™ ื“ืจื™ืฉื” ื–ืืช, ืขืœ ื”ืžื•ืจื” ืœื”ื™ืžื ืข ืžืœื”ืฆื™ื’ ืขื•ื‘ื“ื•ืช ื‘ืžื™ืฉื•ืจื™ื”ืŸ
17
6,600
he
16,000
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ืฉื”ื•ื‘ื™ืœื• ืฉื ื™ ื—ื•ืงืจื™ ื—ื™ื ื•ืš ืžืชืžื˜ื™ ืžืืจื”"ื‘ ื’'ื™ื™ืžืก ืกื˜ื™ื’ืœืจ ื•ื’'ื™ื™ืžืก ื”ื™ื‘ืจื˜
2
5,583.016113
he
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from_another_angle-_mathematics_teaching_practices
64
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"ืชืงื“ื™ื" ืขื ืงืฆืช ื ื™ืกื™ื•ืŸ, ืืช ื™ื›ื•ืœื” ืœื”ื™ื–ื›ืจ ื‘ืชืงื“ื™ื ื›ืžืขื˜ ื‘ื›ืœ ืžืฆื‘ ืžื˜ืœื” ื”ืขืฉื•ื™ ืœื”ื™ื•ื•ืฆืจ ื‘ื›ื™ืชืชืš
50
9,171.995117
he
16,000
from_another_angle-_mathematics_teaching_practices
84
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ื–ื•ื”ื™ ื›ื™ืชื” ืฉื‘ื” ื›ื•ืœื ืฉื•ืชืคื™ื ืœืคื™ืชื•ื— ื”ื™ื“ืข ื•ื”ืฉื™ื— ื”ืžืชืžื˜ื™ ื”ื›ื™ืชืชื™
99
5,038.979492
he
16,000
from_another_angle-_mathematics_teaching_practices
57
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ื›ืŸ ืืชื” ื˜ื•ืขื” ืืชื” ื˜ื•ืขื”! ืื•ืงื™ื™ ืืชื” ื˜ื•ืขื”, ื–ื” ื ื›ื•ืŸ ืื•ืงื™ื™, ืื•ืงื™ื™, ื—ื‘ืจื™ื ืืชื” ื˜ื•ืขื” ื—ื‘ืจื™ื, ื‘ื•ืื• ื ื™ืชืŸ ืœื ื•ืขื” ืœืกื™ื™ื
14
6,661.995605
he
16,000
from_another_angle-_mathematics_teaching_practices
103
20
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ื›ืžื• ืฉืืžืจื ื•, ืžืฉื™ืžื•ืช ื›ืืœื” ืžืชืืคื™ื™ื ื•ืช ื‘ื›ืš ืฉืื™ืŸ ืœืชืœืžื™ื“ื™ื ืคืจื•ืฆื“ื•ืจื” ืžื•ื›ื ื” ื›ื“ื™ ืœืคืชื•ืจ ืื•ืชืŸ
83
5,318.979492
he
16,000
from_another_angle-_mathematics_teaching_practices
81
13
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ื™ื›ื•ืœื•ืช ืœื–ืžืŸ ื”ืชืœืžื™ื“ื™ื ื ืขื‘ื•ืจ ืœืชื›ื ื•ืŸ ื”ืฉื™ืขื•ืจ ื—ืœืง ื–ื”ื• ืžืจื›ื–ื™ ื‘ื”ืฆืœื—ืชื• ืฉืœ ืฉื™ืขื•ืจ ืœืคื ื™
2
7,600
he
16,000
from_another_angle-_mathematics_teaching_practices
76
13
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?ืื• ื™ื•ืชืจ ื‘ื”ืžืฉื’ื” ื•ืคืชืจื•ืŸ ื‘ืขื™ื•ืช ื‘ืจื•ืจ ืœื›ื•ืœื ืฉืฉื ื™ื”ื ื ื“ืจืฉื™ื, ืื‘ืœ ื—ืฉื•ื‘ ืœื‘ื—ื•ืŸ ืืช ื”ืžื™ื ื•ืŸ
14
6,823.016113
he
16,000
from_another_angle-_mathematics_teaching_practices
79
14
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ื–ื” ื™ื•ืฆื ืฉืฉ ืื•ืงื™ื™, ื–ื•ื›ืจืช ืžื” ื™ืฆื ืœื ื• ืงื•ื“ื? 18/3 ื ื›ื•ืŸ -
75
6,911.995605
he
16,000
from_another_angle-_mathematics_teaching_practices
52
12
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ื•ืœื›ืŸ ื™ืฉ ืกื™ื›ื•ื™ ืœื ืžื‘ื•ื˜ืœ ืœื›ืš ืฉื›ืฉื ืฆื˜ืจืš ืœืงื‘ืœ ื”ื—ืœื˜ื” ืžื™ื™ื“ื™ืช ื‘ื›ื™ืชื”
91
6,170
he
16,000
from_another_angle-_mathematics_teaching_practices
59
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ื›ืขื˜, ืืจืื” ืœื›ื ืžื” ืขืฉืชื” ื”ืžื•ืจื” ืื‘ื™ื˜ืœ ื›ืฉืืชื ืฆื•ืคื™ื ื‘ืกืจื˜ื•ืŸ, ืชืฉื•ื• ืืช ืžื”ืœื›ื™ื” ืฉืœ ืื‘ื™ื˜ืœ ืœืืœื” ืฉืœื›ื
24
11,891.995117
he
16,000
from_another_angle-_mathematics_teaching_practices
87
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ืื—ืจื•ืช ืžืžื” ืฉืฆื™ืคื™ื ื•, ืื ื—ื ื• ืื•ืžืจื™ื: ื™ื™ืชื›ืŸ ืฉื”ืœื•ืžื“ ืžื‘ืฆืข ืžื˜ืœื” ืื—ืจืช ืžื–ื• ืฉืื ื—ื ื• ืฆื™ืคื™ื ื• ืžืžื ื•
66
7,135.01123
he
16,000
from_another_angle-_mathematics_teaching_practices
83
14
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ืžื–ื•ื•ื™ืช ืื—ืจืช ืงืฉื™ื™ ืœืžื™ื“ื” ื•ืžืขื’ืœ ื”ืงืกืžื™ื ื”ืจื™ื˜ื•ืืœื™ ืืจื‘ืข ื—ื•ืœืฆื•ืช ืขื•ืœื•ืช ืžืืชื™ื™ื ืฉืงืœื™ื,
0
8,681.995117
he
16,000
from_another_angle-_mathematics_teaching_practices
76
12
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ื›ืžื• ื›ืŸ, ื”ืชืœืžื™ื“ื™ื ืœืžื“ื• ืžืื•ืชื ื—ื•ืžืจื™ ืœื™ืžื•ื“ ื•ืœืžืฉืš ืื•ืชื• ืžืกืคืจ ืฉื™ืขื•ืจื™ื ืื ื›ืš, ื ืจืื” ืฉืคืจืงื˜ื™ืงื•ืช ื”ื”ื•ืจืื” ื”ืฉื•ื ื•ืช ืฉืœ ื”ืžื•ืจื•ืช
24
9,116.984375
he
16,000
from_another_angle-_mathematics_teaching_practices
109
19
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?ืžืฉื™ืžื•ืช ืฉื™ื ื•ืŸ ื•ื–ื™ื›ืจื•ืŸ ?ืžืฉื™ืžื•ืช ืฉืœ ืคืจื•ืฆื“ื•ืจื•ืช ื‘ืœื™ ืงืฉืจื™ื ืคืจื•ืฆื“ื•ืจื•ืช ืขื ืงืฉืจื™ื? ืžืฉื™ืžื•ืช ืฉืœ ?ืขืฉื™ื™ืช ืžืชืžื˜ื™ืงื”
85
8,081.995605
he
16,000
from_another_angle-_mathematics_teaching_practices
97
15
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"ืื ื™ ืœื ื˜ื•ื‘ื” ื‘ืฉื‘ืจื™ื" ื”ื™ื ื—ื–ืจื” ื•ืืžืจื” ื–ืืช ืฉื•ื‘ ื•ืฉื•ื‘ ื‘ื›ืœ ืกื™ื˜ื•ืืฆื™ื” ืฉื‘ื” ื”ื™ื ื ืชืงืœื” ื‘ื”ื
16
5,822.993164
he
16,000
from_another_angle-_mathematics_teaching_practices
79
16
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ืžืชืจื—ืฉื™ื ื‘ืžืงื‘ื™ืœ ื”ืจื‘ื” ืžืื•ื“ ื“ื‘ืจื™ื ื”ื“ื•ืจืฉื™ื ืืช ืชืฉื•ืžืช ื”ืœื‘ ืฉืœ ื”ืžื•ืจื” ื‘ืžืฆื‘ ื”ื–ื” ื™ื•ืชืจ ืงืœ ืœืžื•ืจื”
70
6,600
he
16,000
from_another_angle-_mathematics_teaching_practices
83
16
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ื•ื”ืชื›ื•ื ื” ื”ืื—ืจื•ื ื” ืฉืืฆื™ื™ืŸ ื ื•ื’ื“ืช ืื•ืœื™ ืืช ืžื” ืฉื—ืฉื‘ืชื ืขืœ ืจื•ื˜ื™ื ื•ืช
55
5,717.006836
he
16,000
from_another_angle-_mathematics_teaching_practices
57
10
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ืื—ืช, ืฉืชื™ื™ื, ืฉืœื•ืฉ, ืืจื‘ืข ืื– ื”ื’ืขืชื™ ืœืืจื‘ืข, ืขื›ืฉื™ื• ืžื” ืื ื™ ืฆืจื™ื›ื” ืœื”ื•ืกื™ืฃ?
12
5,764.98877
he
16,000
from_another_angle-_mathematics_teaching_practices
65
12
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ืœืžืฆื•ื ืืช ื”ืชืฉื•ื‘ื”, ื›ืžื• ืฉืื ื™ ืขืฉื™ืชื™ ื–ื” ืžื” ืฉืื ื™ ืžื‘ืงืฉืช ืฉืชืขืฉื• ื›ืœื•ืžืจ, ื”ืžื•ืจื” ืื•ืžืจืช ืœืชืœืžื™ื“ื™ื ืฉื›ื“ื™ ืœื”ื’ื™ืข ืœื›ืœืœ ื”ื ื™ื›ื•ืœื™ื ืœื”ืจื—ื™ื‘ ืืช ื”ื‘ื™ื˜ื•ื™ื™ื ืฉื‘ื“ืฃ ื”ืขื‘ื•ื“ื”
6
10,136.008789
he
16,000
from_another_angle-_mathematics_teaching_practices
139
25
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ืœืขื™ืชื™ื ืžื•ืจื™ื ืžืžืงื“ื™ื ืืช ื”ืชืžื™ื›ื” ื•ื”ืชื™ื•ื•ืš ืœืชืœืžื™ื“ ืขืœ ื™ื“ื™ ื”ื“ื’ืฉืช ื”ืคืจื•ืฆื“ื•ืจื” ืฉืžืฆืคื™ื ืžื”ืชืœืžื™ื“ ืœื”ืคืขื™ืœ
92
6,790
he
16,000
from_another_angle-_mathematics_teaching_practices
89
14
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ื™ืขื–ื•ืจ ืœืš ืœื–ื”ื•ืช. ื‘ื‘ืงืฉื”, ื•ื‘ืžืคืจโ€ฆ ื‘ืžืคืจ. ื–ื”ื•, ื–ื” ื‘ืจื–ื ื™ ืฉืœื•ืฉ.
13
7,160
he
16,000
from_another_angle-_mathematics_teaching_practices
55
10
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ื•ื ืชืžืงื“ ื‘ื“ืคื•ืก ืชืงืฉื•ืจืช ืžืกื•ื™ื ื”ื ืงืจื ืฉื™ื— ื›ื™ืชืชื™ ืžื—ื•ื™ื‘ ื”ืคืจืงื˜ื™ืงื” ืฉืœ ืคื™ืชื•ื— ืฉื™ื— ืžื—ื•ื™ื‘ ื‘ื›ื™ืชื”
2
7,962.993164
he
16,000
from_another_angle-_mathematics_teaching_practices
81
14
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ื›ืคื™ ืฉื›ืœ ืื“ืจื™ื›ืœ ื™ื›ื•ืœ ืœื™ืฆื•ืจ ืžืœื‘ื ื™ื ื”ื–ืžื™ื ื•ืช ืœื›ื•ืœื ื‘ื ื™ื™ื ื™ื ืžื™ื•ื—ื“ื™ื ืžืฉืœื•
60
8,196.008789
he
16,000
from_another_angle-_mathematics_teaching_practices
67
11
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ื”ืžื’ื•ื•ืŸ ืžืชื—ื™ืœ ื‘ืจื•ื˜ื™ื ื•ืช ืคืฉื•ื˜ื•ืช ื•ืžื”ื™ืจื•ืช ื›ืžื• ืจื•ื˜ื™ื ื” ืœืžื ื™ืขืช ื“ื™ื‘ื•ืจ ื‘ื•-ื–ืžื ื™, ืจื•ื˜ื™ื ื” ืฉืœ ืžืชืŸ ืชื’ื•ื‘ื” ืœืชืœืžื™ื“ ื•ืจื•ื˜ื™ื ื” ืฉืœ ืคื ื™ื™ื” ืœืชืœืžื™ื“
39
13,353.991211
he
16,000
from_another_angle-_mathematics_teaching_practices
120
19
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ืืจื‘ืข, ื—ืžืฉ ื•ืื– ืื ื™ ืจื•ืื” ืฉื”ืงื•ื‘ื™ื” ื”ื–ืืช ืžืชืื™ืžื” ืœืงื•ื‘ื™ื” ื”ื–ืืช, ื–ื” ืื•ืชื• ื“ื‘ืจ
27
6,095.986328
he
16,000
from_another_angle-_mathematics_teaching_practices
67
13
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ื‘ื›ื™ืชื” ืฉืœ ื“ืœื™ื”, ื›ืžื—ืฆื™ืช ืžื”ืชืœืžื™ื“ื™ื ื ืชื ื• ื”ืกื‘ืจื™ื ื‘ืจืžื” ื ืžื•ื›ื” ื™ื—ืกื™ืช ื‘ืขื•ื“ ืฉืืฆืœ ืžืจื™ื, ื›ืžื—ืฆื™ืช ื ืชื ื• ื”ืกื‘ืจ ื”ืžืชื™ื™ื—ืก ืœืฉื ื™ ื”ืžื™ืžื“ื™ื ืฉืœ ื”ื‘ืขื™ื”
29
9,997.006836
he
16,000
from_another_angle-_mathematics_teaching_practices
123
21
dfea76b4d5dd3f33d44e4a7eb07a3c5c8e4ecddb
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ืœืžืฉืœ ื”ืฆื™ื•ืจ ืฉืœ ื”ืจื›ื‘ื•ืช ืฉื”ื•ื ื™ื™ืฆื•ื’ ื•ื™ื–ื•ืืœื™ ืœืื—ืจ ืฉื”ืชืœืžื™ื“ื™ื ื™ื•ืฆื™ืื• ื‘ื™ื˜ื•ื™ื™ื
83
6,600
he
16,000
from_another_angle-_mathematics_teaching_practices
69
11
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โ€Ž,โ€Žืื– ืžื™ื›ืœโ€Ž .โ€Žืงื™ื™โ€Ž-โ€Žืื•โ€Ž โ€Žืžื” ื”ื”ื’ื“ืจื” ืฉืœ ื“ืœืชื•ืŸโ€Žโ€Ž?
7
1,800
he
16,000
from_another_angle-_mathematics_teaching_practices
46
7
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ื•ื–ืืช ืงืฆืช ื•ื–ืืช ืงืฆืช. ื‘ืกื“ืจ - ืืชื” ื™ื›ื•ืœ ืœื•ืžืจ ืœื™ ื‘ืื™ื–ื• ืขืจื™ืžื” ื™ืฉ ืžืกืคืจ ื’ื“ื•ืœ ื™ื•ืชืจ ืฉืœ ืงื•ื‘ื™ื•ืช?
98
9,523.991211
he
16,000
from_another_angle-_mathematics_teaching_practices
83
18
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ืฉืชื™ื™ื ืคื—ื•ืช ืžื™ื ื•ืก ื—ืžืฉ
1
3,054.013672
he
16,000
from_another_angle-_mathematics_teaching_practices
20
4
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ืชืจืื• ืื™ื–ื” ื™ื•ืคื™, ื›ืžื• ืฉืืžืจืชื ื‘ืขืฆื ื›ืœ ืžืฉื•ืฉื” ืžื•ืกื™ืฃ ืœื ื• ืืจื‘ืข ื™ื—ื™ื“ื•ืช ืื•ืจืš ื–ื” ื”ืืจื‘ืข ืฉืขืœื™ื”ื ื“ื™ื‘ืจืชื
4
6,720.997559
he
16,000
from_another_angle-_mathematics_teaching_practices
90
17
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ื•ืœื ื‘ืคืขื•ืœื•ืช ืขืฆืžืŸ ื›ืœื•ืžืจ ื”ืžื˜ืจื” ื”ื™ื ืœื™ืฆื•ืจ ื ืจื˜ื™ื‘ ืฉื”ื•ื ื—ื“ืฉ ืœืœื•ืžื“
59
5,654.98877
he
16,000
from_another_angle-_mathematics_teaching_practices
59
11
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ืื‘ืœ ืื ื”ืคื•ืขืœ ืœื“ืขืช ืžืชืคืจืฉ ื›ืžืชื™ื™ื—ืก ื’ื ืœื™ื›ื•ืœืช ื”ื ืžืงื”
101
7,594.98877
he
16,000
from_another_angle-_mathematics_teaching_practices
47
9
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ื•ื‘ื›ืŸ, ื”ืžืฆื‘ ื”ื–ื” ืฉืื ื—ื ื• ืงื•ืจืื™ื ืœื• "ืžืฆื‘ ืžื˜ืœื”" ื”ื•ื ื”ืกื™ื˜ื•ืืฆื™ื” ืฉื‘ื” ื”ื™ื—ื™ื“ ืžืจื’ื™ืฉ ืฆื•ืจืš ืœืคืขื•ืœ
9
5,991.995605
he
16,000
from_another_angle-_mathematics_teaching_practices
83
15
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ืขื ื”ื ื™ืกื™ื•ืŸ, ื•ื‘ื”ื™ื ืชืŸ ื”ื–ื“ืžื ื•ื™ื•ืช ืžืชืื™ืžื•ืช ื”ืจื•ื˜ื™ื ื•ืช ืฉืื ื—ื ื• ืžื‘ืฆืขื™ื ืžืชืคืชื—ื•ืช
20
5,430
he
16,000
from_another_angle-_mathematics_teaching_practices
68
9
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ืจื’ืข, ืื‘ืœ ืื–... ืื™ืคื” ืžื•ืกื™ืคื™ื ืฉืชื™ื™ื? ืื”ื” -
37
4,381.020508
he
16,000
from_another_angle-_mathematics_teaching_practices
40
8
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ื›ื“ื™ ืœื”ื›ื™ืŸ ื”ืฆื“ืงื” ืœื“ื‘ืจื™ื ืฉื™ื‘ื•ืื• ื‘ื”ืžืฉืš, ืื‘ื™ื˜ืœ ื”ื—ืœื™ื˜ื” ืœื”ื–ื›ื™ืจ ืœืœื•ืžื“ื™ื
15
7,306.983887
he
16,000
from_another_angle-_mathematics_teaching_practices
64
10
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ืื•ืœื™ ืฉืœ ืžืฆื™ืืช ื—ืŸ, ื•ื”ื•ื ืขื•ืฉื” ื–ืืช ื‘ืืžืฆืขื•ืช ื—ื™ืงื•ื™ ื”ื”ืœื™ื›ื™ื ืฉืื ื™ ื”ื“ื’ืžืชื™ ืœื•
72
5,709.002441
he
16,000
from_another_angle-_mathematics_teaching_practices
68
13
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ื”ืœื‘ ื”ืžืจื›ื– ืœืกื™ืžื•ืœืฆื™ื” ื‘ื—ื™ื ื•ืš ืฉื™ืขื•ืจ ืžืชืžื˜ื™ืงื” ืขืœ ืคื™ ืžื•ื“ืœ ืžื—ืฉื‘"ื” ื‘ื•ืงืจ ื˜ื•ื‘! -
0
7,577.981934
he
16,000
from_another_angle-_mathematics_teaching_practices
70
13
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ื›ืŸ, ื–ื” ืœื ื™ื•ืฆื !ืื•ืงื™ื™, ืื– ื”ืชื—ืœืชื ื‘ืกืคื™ืจื”, ื™ื•ืคื™ ืื•ืœื™ ืชื ืกื• ืœืืจื’ืŸ ืืช ื”ื ืชื•ื ื™ื ื‘ื˜ื‘ืœื”
14
7,088.004395
he
16,000
from_another_angle-_mathematics_teaching_practices
78
15
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ืœืžืฉืœ: ื ื™ืกื•ื— ืฉืœ ื›ืœืœ ื—ื“ืฉ ืœื’ื‘ื™ ืขืฆืžื™ื ืžืชืžื˜ื™ื ืžื•ื›ืจื™ื ืœื“ื•ื’ืžื” ื ื™ืกื•ื— ื›ืœืœ ื—ื“ืฉ ืœื’ื‘ื™ ื’ื‘ื”ื™ื ื‘ืžืฉื•ืœืฉ
60
7,086.009277
he
16,000
from_another_angle-_mathematics_teaching_practices
87
17
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ื›ืœื•ืžืจ ื‘ืื•ืคืŸ ืชื™ืื•ืจื˜ื™, ื”ื™ื ื ืžื•ื›ื” ื‘ืจื•ืจ ื›ื™ ืœืžื™ื“ื” ืขืœ ื™ื“ื™ ืขืฉื™ื™ื” ื™ืขื™ืœื” ื‘ื”ืจื‘ื”
96
8,304.988281
he
16,000
from_another_angle-_mathematics_teaching_practices
69
13
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ื”ื•ื ืฉืื ื™ ืขืฆืžื™ ื‘ืžื”ืœืš ื”ืจืื™ื•ืŸ ืœื ืฉืžืชื™ ืœื‘ ืœื“ื™ืžื•ืช, ืœ"ืกื™ื™ืžื™ื ื’" ืฉืื ื™ ืขื•ืฉื” ืœืžื™ืžื•ืฉื™ื ื”ืฉื•ื ื™ื ืฉืœ ื”ืชื•ืฆืื”
81
7,499.002441
he
16,000
from_another_angle-_mathematics_teaching_practices
92
16
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ืื•ืงื™ื™? ืืชื ืชืชื—ืœืงื• ืขื›ืฉื™ื• ืœืงื‘ื•ืฆื•ืช ื•ืชืชื—ื™ืœื• ืœื—ืฉื•ื‘ ืื™ืš ืชืžืฆืื• ืืช ื–ื” ืื ื™ ืืขื‘ื•ืจ ื‘ื™ื ื™ื›ื
24
5,268.004395
he
16,000
from_another_angle-_mathematics_teaching_practices
78
14
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"ืœืจืืฉื•ืŸ ื ื•ืžืจ ืœืžืฉืœ: "ื–ื” ื‘ืกื“ืจ, ื™ืจื•ืŸ :ื•ืœืฉื ื™ ื ื’ื™ื“ ื‘ื”ืชืœื”ื‘ื•ืช "!ืื™ื–ื” ื™ื•ืคื™ ืขืžื™ืช, ื›ืœ ื”ื›ื‘ื•ื“"
51
9,434.988281
he
16,000
from_another_angle-_mathematics_teaching_practices
82
14
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ืขื“ ื”ื™ื•ื, ืžืจื‘ื™ืช ื”ืžื—ืงืจื™ื ืกื™ื›ืžื• ืืช ืžืกืงื ื•ืชื™ื”ื ื‘ื“ื™ื•ืง ื›ืš ืžืขื™ื™ืŸ ืขื•ื“ ืœื ืžื•ื ื”, ืขื•ื“ ืœื ื™ื•ื“ืข ืœืžื ื•ืช ืื• ื”ื•ื ืœื ืžื‘ื™ืŸ ืื• ืœื ื‘ืฉืœ ืงื•ื’ื ื˜ื™ื‘ื™ืช ืœื‘ืฆืข ืืช ื”ืžื˜ืœื”
59
11,654.988281
he
16,000
from_another_angle-_mathematics_teaching_practices
136
28
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ื›ื™ ืฉืœื™ืฉ ืฉืœ ืชืฉืข ื–ื” ืฉืœื•ืฉ, ื•ืฉื ื™ ืฉืœื™ืฉ, ื–ื” ืคืฉื•ื˜ ืžืื•ื“, ืฉืฉ. ืื•ืงื™ื™, ืฉื™ื›ื ืขืช.
2
6,512.993164
he
16,000
from_another_angle-_mathematics_teaching_practices
67
14
8956520ded4487e97da91888abd05eb441b1de0d
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ื—ืฉื‘ื• ืขืœ ื”ืขืฆื: ื—ืฆื™ ืขื‘ื•ืจื ื•, ืืœื” ืฉื›ื‘ืจ ืฉื•ืœื˜ื™ื ื‘ืฉื™ื— ืขืœ ืฉื‘ืจื™ื ื‘ืจื•ืจ ืฉื”ื“ื‘ืจ ื”ื–ื”
25
7,027.006836
he
16,000
from_another_angle-_mathematics_teaching_practices
70
14
5edf1f9523a4391ed4855f607422f15e1b10f12a
5edf1f9523a4391ed4855f607422f15e1b10f12a_6
ื›ืš ื’ื ื”ืคืขื•ืœื•ืช ื”ื“ื™ืกืงื•ืจืกื™ื‘ื™ื•ืช ืฉืื ื—ื ื• ืœื•ืžื“ื™ื ื”ืŸ ืจื•ื˜ื™ื ื•ืช ืœื—ื‘ืจ, ืœื—ืกืจ, ืœืžื ื•ืช
6
6,550.997559
he
16,000
from_another_angle-_mathematics_teaching_practices
70
11
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ื”ืœื™ื›ื™ื ืฉื‘ื”ื ื”ื™ื ืฉื•ืœื˜ืช ื™ืคื” ืฉืชื™ื™ื ื›ืคื•ืœ ืชืฉืข ื”ื•ื ืฉืžื•ื ื” ืขืฉืจื” ืฉืœื•ืฉ ื›ืคื•ืœ ืื—ื“ ื”ื•ื ืฉืœื•ืฉ
70
6,559.002441
he
16,000
from_another_angle-_mathematics_teaching_practices
78
16